As illustrated in the figure, an inclined circular gate with a diameter of 4.7 meter has water on one side. Calculate the gate's total hydrostatic force (kN). a = 3.4 meters 30
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- Invalid path. The figure below shows the essential parts of a hydraulic brake system. The area of the piston in the master cylinder is 1.8 cm? and that of the piston in the brake cylinder is 6.4 cm?. The coefficient of friction between shoe and wheel drum is 0.50. If the wheel has a radius of 32 cm, determine the frictional torque about the axle when a force of 33 N is exerted on the brake pedal. N. m Wheel drum Pedal Shoe Master Brake cylinder cylinderA metal has mass of 8 kg when the mental is hanging from a spring scale and the totally submerged in water, the scale needs 3.30kg. What is the density of the mental? (water density=1000kg/m^3) (A)2.80x10^3kg/m^3 (B)5.80x10^3kg/m^3 (C)1.70x10^3kg/m^3 (D)3.30x10^3kg/m^3A vertical plate is submerged in water (the surface of the water coincides with the x-axis). Find the force exerted by the water on the plate. (The weight density of water is 62.4 lb/ft³.) 24 1 y (ft) -1+ -2+ -3+ -44 x (ft) 27
- How much pressure does a box whose sides are 1.59 m long each exert on the ground due to gravity?Assume that the box has a mass of 68.2 kg. HINT: Look at the definition of pressure - what force is doing the "pushing?" What's the area?:A vertical plate is submerged in water and has the indicated shape. 7 ft 6 ft 5 ft 5 ft Express the hydrostatic force (in ft) against one side of the plate as an integral (let the positive direction be downwards) and evaluate it. (Recall that the weight density of water is 62.5 Ib/ft°.) dx = ftA geologist finds that a moon rock whose mass is 8.25 kg has an apparent mass of 6.15 kg when submerged in water. What is the density of the moon rock? Given that the density of water is 1,000 kg/m³. Include a diagram of the situation.
- A spherical weather balloon is filled with hydrogen until its radius is 4.10 m. Its total mass including the instruments it carries is 17.0 kg. (a) Find the buoyant force acting on the balloon, assuming the density of air is 1.29 kg/m3. 3649.7 X KN (b) What is the net force acting on the balloon and its instruments after the balloon is released from the ground? 3492.9 X KN (c) Why does the radius of the balloon tend to increase as it rises to higher altitude? Because the external pressure decreases with increasing altitude.A vertical dam on a large lake is 30 ft tall and 60 ft wide, and the water level is 3 ft below the top of the dam. In the middle of the dam at the very bottom is a gate in the shape of an equilateral triangle 8 ft on a side as shown in the figure below. (Assume a density of water p = 62.4 lb/ft³.) 8 ft 27 ft Find the hydrostatic force (in lb) on the gate. (Round your answer to the nearest integer.) 1 24579 X lbA tank of water (SG=1.0) has a gate in its vertical wall 5 m high and 3 m wide. The top edge of the gate is 2 m below the surface of the water. What is the hydrostatic force on the gate?